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Lead Java Developer Resume

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Long Beach, CA

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SUMMARY

  • Around 4+ years of IT experience as Java J2EE Developer in teh development, integration, and deployment of Web - based Applications.
  • Experienced in full software life cycle development of large - scale enterprise applications using java & JEE and Master Data Management System using Informatica Power Center/Spring Batch.
  • Hands-on experience in implementing Gang of Four (GOF) and J2EE design patterns.
  • Hands-on experience with Spring Core, and MVC. Batch, AOP. JMS, Web Services. Hibernate ORM, Caching using Ehcache, and TDD using JUnit. Mockito.
  • Experienced In designing & developing high-volume data processing using Spring Batch.
  • Experienced in multi-tenant/distributed/sharded data persistence using Open PA
  • Experienced in OLTP, dimensional and factual data modeling.
  • Hands-on experience of SQL queries and SQL tuning on Oracle 11g/MySQL databases.
  • Well-verseded with SDLC, System Analysis, Unit Testing, Integration Testing of web applications & ETL/Batch systems.
  • Experienced in using version control systems like Apache SVN, CVS, Tortoise and continuous integration using Jenkins and build tools Maven & Ant.
  • Experienced in agile methodology, sprint scoping. capacity planning, daily scrums for discussing sprint stories.
  • Strong communication skills and capable of handling teamsindependently.Extensive experience in designing User Interface applications and integrating highly transactional and scalable applications using HTML and JSON.
  • Good noledge in developing Java API to connect with AWS S3 Services for storing and retrieving data from S3 buckets.
  • Knowledge on Telemetry to gather information from sensors, like electrical data and physical measures.
  • Worked with SOLR database performing queries.
  • Worked with UI / UX designer to help create tan implement best design practices.
  • Knowledge of JavaScript MV-VM/MVC frameworks including AngularJS.
  • Developing application codes and unit tests in AngularJS, Java Technologies and Rest Web Services.
  • Work with UI / UX designer to help create tan implement best design practices.
  • Have good noledge on Open shift cloud services.
  • Worked on DINGO to make application easy to understand and maintain RESTful Web services.
  • Worked with integrating SOLR database with COLLIBRA for creating rule-engine.
  • Wrote SQL queries using joins to retrieve data from teh database.
  • Performed Automation Testing.
  • Experience in log4J, SLF4J for extensive logging, debugging and error tracing. UsedJIRA,and Bugzillaas a bug tracking tool.
  • Good hands-on experience with build tools Gradle and Maven.
  • Experience inVersion Control Systems like GITfor maintaining a platform between various applications.
  • Performed unit testing using JUnit.
  • UsedCICDprocess usingJenkins.
  • Resolved many CICD issues involving pipelines while deployment.
  • Have a very good experience with modifying Gradle script according to teh requirement.
  • Worked on implementing Gradle plug-in in teh build. gradle.
  • Worked on resolving X-ray scan issues as part of vulnerabilities and License issues.

PROFESSIONAL EXPERIENCE

Confidential, Long Beach, CA

Lead Java Developer

Responsibilities:

  • Analysis of flat file specifications to automate teh generation of files.
  • Used Java Concurrent API to develop Multithreaded Spring Batch jobs
  • Designed and coded generic implementation to be reused across all DB select queries.
  • Created partitioned multithreaded steps to handle high volume of data using teh TaskExecutor framework.
  • Used EhCache to cache large volume DB calls.
  • Configured nested Stepjob to run nested jobs for parallel batch processing
  • Used H2 DB for in-memory DB for unit testing teh framework using Spring4 UnitRunner
  • Participated in end-to-end integration testing of teh framework
  • Worked closely with project management & architects to delegate teh work to otherdevelopers.

Environment: Java 1.7, Spring Batch 3.x, Spring JDBC, Hibernate 4.x, Oracle 11g, IBM Data Stage, Control M, H2

Confidential, Long Beach, CA

Java/J2EE Developer

Responsibilities:

  • Developed RESTful web services using Jersey API with underlying Spring 3.0 service layer and Hibernate DAO layers
  • Developed RESTful web services method with appropriate RequestMapping for MediaType and HTTP Methods to align with teh business functionality.
  • Developed Exception Mappers to handle exceptions in teh RESTful services to produce appropriate error messages using ResponseStatus specification.
  • Configured role-based autantication/authorization to REST URLS using Spring Security.
  • Used Adapter design pattern to create new classes by reusing existing Hertz specific classes.
  • Used Spring MS to integrate to Hertz legacy systems to get teh real time rates and fleet availability.
  • Worked closely with project management & architects to delegate work to other developers.
  • Developed filters to enable Cross-Origin Resource Sharing(CORS)

Environment: Java 1.5, Websphere 6.1, Spring Suite, Hibernate 3.6, RESTful web services using Jersey 1.03, Jackson API, Spring JMS, Logdigger, Yammer

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